dak/generate_releases.py

   1 #!/usr/bin/env python
   2
   3 """ Create all the Release files
   4
   5 @contact: Debian FTPMaster <ftpmaster@debian.org>
   6 @Copyright: 2001, 2002, 2006  Anthony Towns <ajt@debian.org>
   7 @copyright: 2009  Joerg Jaspert <joerg@debian.org>
   8 @license: GNU General Public License version 2 or later
   9 """
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 2 of the License, or
  13 # (at your option) any later version.
  14
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write to the Free Software
  22 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23
  24 #   ``Bored now''
  25
  26 ################################################################################
  27
  28 import sys
  29 import os
  30 import stat
  31 import time
  32 import gzip
  33 import bz2
  34 import apt_pkg
  35
  36 from daklib import utils
  37 from daklib.dak_exceptions import *
  38 from daklib.dbconn import *
  39 from daklib.config import Config
  40
  41 ################################################################################
  42
  43 Cnf = None
  44 out = None
  45 AptCnf = None
  46
  47 ################################################################################
  48
  49 def usage (exit_code=0):
  50     print """Usage: dak generate-releases [OPTION]... [SUITE]...
  51 Generate Release files (for SUITE).
  52
  53   -h, --help                 show this help and exit
  54   -a, --apt-conf FILE        use FILE instead of default apt.conf
  55   -f, --force-touch          ignore Untouchable directives in dak.conf
  56
  57 If no SUITE is given Release files are generated for all suites."""
  58
  59     sys.exit(exit_code)
  60
  61 ################################################################################
  62
  63 def add_tiffani (files, path, indexstem):
  64     index = "%s.diff/Index" % (indexstem)
  65     filepath = "%s/%s" % (path, index)
  66     if os.path.exists(filepath):
  67         #print "ALERT: there was a tiffani file %s" % (filepath)
  68         files.append(index)
  69
  70 def gen_i18n_index (files, tree, sec):
  71     path = Cnf["Dir::Root"] + tree + "/"
  72     i18n_path = "%s/i18n" % (sec)
  73     if os.path.exists("%s/%s" % (path, i18n_path)):
  74         index = "%s/Index" % (i18n_path)
  75         out = open("%s/%s" % (path, index), "w")
  76         out.write("SHA1:\n")
  77         for x in os.listdir("%s/%s" % (path, i18n_path)):
  78             if x.startswith('Translation-'):
  79                 f = open("%s/%s/%s" % (path, i18n_path, x), "r")
  80                 size = os.fstat(f.fileno())[6]
  81                 f.seek(0)
  82                 sha1sum = apt_pkg.sha1sum(f)
  83                 f.close()
  84                 out.write(" %s %7d %s\n" % (sha1sum, size, x))
  85         out.close()
  86         files.append(index)
  87
  88 def compressnames (tree,type,file):
  89     compress = AptCnf.get("%s::%s::Compress" % (tree,type), AptCnf.get("Default::%s::Compress" % (type), ". gzip"))
  90     result = []
  91     cl = compress.split()
  92     uncompress = ("." not in cl)
  93     for mode in compress.split():
  94         if mode == ".":
  95             result.append(file)
  96         elif mode == "gzip":
  97             if uncompress:
  98                 result.append("<zcat/.gz>" + file)
  99                 uncompress = 0
 100             result.append(file + ".gz")
 101         elif mode == "bzip2":
 102             if uncompress:
 103                 result.append("<bzcat/.bz2>" + file)
 104                 uncompress = 0
 105             result.append(file + ".bz2")
 106     return result
 107
 108 decompressors = { 'zcat' : gzip.GzipFile,
 109                   'bzip2' : bz2.BZ2File }
 110
 111 def print_md5sha_files (tree, files, hashop):
 112     path = Cnf["Dir::Root"] + tree + "/"
 113     for name in files:
 114         hashvalue = ""
 115         hashlen = 0
 116         try:
 117             if name[0] == "<":
 118                 j = name.index("/")
 119                 k = name.index(">")
 120                 (cat, ext, name) = (name[1:j], name[j+1:k], name[k+1:])
 121                 file_handle = decompressors[ cat ]( "%s%s%s" % (path, name, ext) )
 122                 contents = file_handle.read()
 123                 hashvalue = hashop(contents)
 124                 hashlen = len(contents)
 125             else:
 126                 try:
 127                     file_handle = utils.open_file(path + name)
 128                     hashvalue = hashop(file_handle)
 129                     hashlen = os.stat(path + name).st_size
 130                 except:
 131                     raise
 132                 else:
 133                     if file_handle:
 134                         file_handle.close()
 135
 136         except CantOpenError:
 137             print "ALERT: Couldn't open " + path + name
 138         except IOError:
 139             print "ALERT: IOError when reading %s" % (path + name)
 140             raise
 141         else:
 142             out.write(" %s %8d %s\n" % (hashvalue, hashlen, name))
 143
 144 def print_md5_files (tree, files):
 145     print_md5sha_files (tree, files, apt_pkg.md5sum)
 146
 147 def print_sha1_files (tree, files):
 148     print_md5sha_files (tree, files, apt_pkg.sha1sum)
 149
 150 def print_sha256_files (tree, files):
 151     print_md5sha_files (tree, files, apt_pkg.sha256sum)
 152
 153 def write_release_file (relpath, suite, component, origin, label, arch, version="", suite_suffix="", notautomatic=""):
 154     try:
 155         if os.access(relpath, os.F_OK):
 156             if os.stat(relpath).st_nlink > 1:
 157                 os.unlink(relpath)
 158         release = open(relpath, "w")
 159     except IOError:
 160         utils.fubar("Couldn't write to " + relpath)
 161
 162     release.write("Archive: %s\n" % (suite))
 163     if version != "":
 164         release.write("Version: %s\n" % (version))
 165
 166     if suite_suffix:
 167         release.write("Component: %s/%s\n" % (suite_suffix,component))
 168     else:
 169         release.write("Component: %s\n" % (component))
 170
 171     release.write("Origin: %s\n" % (origin))
 172     release.write("Label: %s\n" % (label))
 173     if notautomatic != "":
 174         release.write("NotAutomatic: %s\n" % (notautomatic))
 175     release.write("Architecture: %s\n" % (arch))
 176     release.close()
 177
 178 ################################################################################
 179
 180 def main ():
 181     global Cnf, AptCnf, out
 182     out = sys.stdout
 183
 184     Cnf = utils.get_conf()
 185     cnf = Config()
 186
 187     Arguments = [('h',"help","Generate-Releases::Options::Help"),
 188                  ('a',"apt-conf","Generate-Releases::Options::Apt-Conf", "HasArg"),
 189                  ('f',"force-touch","Generate-Releases::Options::Force-Touch"),
 190                 ]
 191     for i in [ "help", "apt-conf", "force-touch" ]:
 192         if not Cnf.has_key("Generate-Releases::Options::%s" % (i)):
 193             Cnf["Generate-Releases::Options::%s" % (i)] = ""
 194
 195     suites = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv)
 196     Options = Cnf.SubTree("Generate-Releases::Options")
 197
 198     if Options["Help"]:
 199         usage()
 200
 201     if not Options["Apt-Conf"]:
 202         Options["Apt-Conf"] = utils.which_apt_conf_file()
 203
 204     AptCnf = apt_pkg.newConfiguration()
 205     apt_pkg.ReadConfigFileISC(AptCnf, Options["Apt-Conf"])
 206
 207     if not suites:
 208         suites = Cnf.SubTree("Suite").List()
 209
 210     for suitename in suites:
 211         print "Processing: " + suitename
 212         SuiteBlock = Cnf.SubTree("Suite::" + suitename)
 213         suiteobj = get_suite(suitename.lower())
 214         if not suiteobj:
 215             print "ALERT: Cannot find suite %s!" % (suitename.lower())
 216             continue
 217
 218         # Use the canonical name
 219         suite = suiteobj.suite_name.lower()
 220
 221         if suiteobj.untouchable and not Options["Force-Touch"]:
 222             print "Skipping: " + suite + " (untouchable)"
 223             continue
 224
 225         origin = suiteobj.origin
 226         label = suiteobj.label or suiteobj.origin
 227         codename = suiteobj.codename or ""
 228         version = ""
 229         if suiteobj.version and suiteobj.version != '-':
 230             version = suiteobj.version
 231         description = suiteobj.description or ""
 232
 233         architectures = get_suite_architectures(suite, skipall=True, skipsrc=True)
 234
 235         if suiteobj.notautomatic:
 236             notautomatic = "yes"
 237         else:
 238             notautomatic = ""
 239
 240         if SuiteBlock.has_key("Components"):
 241             components = SuiteBlock.ValueList("Components")
 242         else:
 243             components = []
 244
 245         suite_suffix = Cnf.Find("Dinstall::SuiteSuffix")
 246         if components and suite_suffix:
 247             longsuite = suite + "/" + suite_suffix
 248         else:
 249             longsuite = suite
 250
 251         tree = SuiteBlock.get("Tree", "dists/%s" % (longsuite))
 252
 253         if AptCnf.has_key("tree::%s" % (tree)):
 254             pass
 255         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 256             pass
 257         else:
 258             aptcnf_filename = os.path.basename(utils.which_apt_conf_file())
 259             print "ALERT: suite %s not in %s, nor untouchable!" % (suite, aptcnf_filename)
 260             continue
 261
 262         print Cnf["Dir::Root"] + tree + "/Release"
 263         out = open(Cnf["Dir::Root"] + tree + "/Release", "w")
 264
 265         out.write("Origin: %s\n" % (suiteobj.origin))
 266         out.write("Label: %s\n" % (label))
 267         out.write("Suite: %s\n" % (suite))
 268         if version != "":
 269             out.write("Version: %s\n" % (version))
 270         if codename != "":
 271             out.write("Codename: %s\n" % (codename))
 272         out.write("Date: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()))))
 273
 274         if suiteobj.validtime:
 275             validtime=float(suiteobj.validtime)
 276             out.write("Valid-Until: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()+validtime))))
 277
 278         if notautomatic != "":
 279             out.write("NotAutomatic: %s\n" % (notautomatic))
 280         out.write("Architectures: %s\n" % (" ".join([a.arch_string for a in architectures])))
 281         if components:
 282             out.write("Components: %s\n" % (" ".join(components)))
 283
 284         if description:
 285             out.write("Description: %s\n" % (description))
 286
 287         files = []
 288
 289         if AptCnf.has_key("tree::%s" % (tree)):
 290             if AptCnf.has_key("tree::%s::Contents" % (tree)):
 291                 pass
 292             else:
 293                 for x in os.listdir("%s/%s" % (Cnf["Dir::Root"], tree)):
 294                     if x.startswith('Contents-'):
 295                         if x.endswith('.diff'):
 296                             files.append("%s/Index" % (x))
 297                         else:
 298                             files.append(x)
 299
 300             for sec in AptCnf["tree::%s::Sections" % (tree)].split():
 301                 for arch in AptCnf["tree::%s::Architectures" % (tree)].split():
 302                     if arch == "source":
 303                         filepath = "%s/%s/Sources" % (sec, arch)
 304                         for cfile in compressnames("tree::%s" % (tree), "Sources", filepath):
 305                             files.append(cfile)
 306                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 307                     else:
 308                         disks = "%s/disks-%s" % (sec, arch)
 309                         diskspath = Cnf["Dir::Root"]+tree+"/"+disks
 310                         if os.path.exists(diskspath):
 311                             for dir in os.listdir(diskspath):
 312                                 if os.path.exists("%s/%s/md5sum.txt" % (diskspath, dir)):
 313                                     files.append("%s/%s/md5sum.txt" % (disks, dir))
 314
 315                         filepath = "%s/binary-%s/Packages" % (sec, arch)
 316                         for cfile in compressnames("tree::%s" % (tree), "Packages", filepath):
 317                             files.append(cfile)
 318                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 319
 320                     if arch == "source":
 321                         rel = "%s/%s/Release" % (sec, arch)
 322                     else:
 323                         rel = "%s/binary-%s/Release" % (sec, arch)
 324                     relpath = Cnf["Dir::Root"]+tree+"/"+rel
 325                     write_release_file(relpath, suite, sec, origin, label, arch, version, suite_suffix, notautomatic)
 326                     files.append(rel)
 327                 gen_i18n_index(files, tree, sec)
 328
 329             if AptCnf.has_key("tree::%s/main" % (tree)):
 330                 for dis in ["main", "contrib", "non-free"]:
 331                     if not AptCnf.has_key("tree::%s/%s" % (tree, dis)): continue
 332                     sec = AptCnf["tree::%s/%s::Sections" % (tree,dis)].split()[0]
 333                     if sec != "debian-installer":
 334                         print "ALERT: weird non debian-installer section in %s" % (tree)
 335
 336                     for arch in AptCnf["tree::%s/%s::Architectures" % (tree,dis)].split():
 337                         if arch != "source":  # always true
 338                             rel = "%s/%s/binary-%s/Release" % (dis, sec, arch)
 339                             relpath = Cnf["Dir::Root"]+tree+"/"+rel
 340                             write_release_file(relpath, suite, dis, origin, label, arch, version, suite_suffix, notautomatic)
 341                             files.append(rel)
 342                             for cfile in compressnames("tree::%s/%s" % (tree,dis),
 343                                 "Packages",
 344                                 "%s/%s/binary-%s/Packages" % (dis, sec, arch)):
 345                                 files.append(cfile)
 346             elif AptCnf.has_key("tree::%s::FakeDI" % (tree)):
 347                 usetree = AptCnf["tree::%s::FakeDI" % (tree)]
 348                 sec = AptCnf["tree::%s/main::Sections" % (usetree)].split()[0]
 349                 if sec != "debian-installer":
 350                     print "ALERT: weird non debian-installer section in %s" % (usetree)
 351
 352                 for arch in AptCnf["tree::%s/main::Architectures" % (usetree)].split():
 353                     if arch != "source":  # always true
 354                         for cfile in compressnames("tree::%s/main" % (usetree), "Packages", "main/%s/binary-%s/Packages" % (sec, arch)):
 355                             files.append(cfile)
 356
 357         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 358             for cfile in compressnames("bindirectory::%s" % (tree), "Packages", AptCnf["bindirectory::%s::Packages" % (tree)]):
 359                 files.append(cfile.replace(tree+"/","",1))
 360             for cfile in compressnames("bindirectory::%s" % (tree), "Sources", AptCnf["bindirectory::%s::Sources" % (tree)]):
 361                 files.append(cfile.replace(tree+"/","",1))
 362         else:
 363             print "ALERT: no tree/bindirectory for %s" % (tree)
 364
 365         out.write("MD5Sum:\n")
 366         print_md5_files(tree, files)
 367         out.write("SHA1:\n")
 368         print_sha1_files(tree, files)
 369         out.write("SHA256:\n")
 370         print_sha256_files(tree, files)
 371
 372         out.close()
 373         if Cnf.has_key("Dinstall::SigningKeyring"):
 374             keyring = "--secret-keyring \"%s\"" % Cnf["Dinstall::SigningKeyring"]
 375             if Cnf.has_key("Dinstall::SigningPubKeyring"):
 376                 keyring += " --keyring \"%s\"" % Cnf["Dinstall::SigningPubKeyring"]
 377
 378             arguments = "--no-options --batch --no-tty --armour"
 379             signkeyids=cnf.signingkeyids.split()
 380
 381             dest = Cnf["Dir::Root"] + tree + "/Release.gpg"
 382             if os.path.exists(dest):
 383                 os.unlink(dest)
 384             inlinedest = Cnf["Dir::Root"] + tree + "/InRelease"
 385             if os.path.exists(inlinedest):
 386                 os.unlink(inlinedest)
 387
 388             for keyid in signkeyids:
 389                 if keyid != "":
 390                     defkeyid = "--default-key %s" % keyid
 391                 else:
 392                     defkeyid = ""
 393                 os.system("gpg %s %s %s --detach-sign <%s >>%s" %
 394                         (keyring, defkeyid, arguments,
 395                         Cnf["Dir::Root"] + tree + "/Release", dest))
 396                 os.system("gpg %s %s %s --clearsign <%s >>%s" %
 397                         (keyring, defkeyid, arguments,
 398                         Cnf["Dir::Root"] + tree + "/Release", inlinedest))
 399
 400 #######################################################################################
 401
 402 if __name__ == '__main__':
 403     main()